1907401 - Deconflate OS and ARCH in manifests: remove apple_silicon

Status: UNCONFIRMED

(Testing :: General, task)

Description

[Tom Marble]

Remove 490 occurrences of apple_catalina or apple_silicon in TOML manifests
https://searchfox.org/mozilla-central/search?q=apple_&path=*.toml&case=false&regexp=false
Replace apple_silicon with os == 'mac' && os_version == '11.20'
Replace apple_catalina with os == 'mac' && os_version == '10.15'

Remove 39 occurrences of appleSilicon in Reftest manifests
https://searchfox.org/mozilla-central/search?q=appleSilicon&path=*list&case=false&regexp=false
Replace with cocoaWidget&&os_version==11.20

Note: appleCatalina does not occur in Reftest manifests

This bug should be implemented in 4 parts (3 for TOML and 1 for Reftest)